1. Cutting foot method: no damage to the board, can not be recycled.
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Game Humvee A Major JD version
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2. Drag tin method: Solder tin on both sides of the IC foot, use a high temperature soldering iron to drag back and forth, and pull out the IC(easy to damage the plate, but can protect the test IC).
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3. Barbecue method: Grill on alcohol lamp, gas stove, electric stove, etc. IC comes out after the tin melts on the plate.
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Game Humvee A Major JD version
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4. Tin pot method: make a special tin pot on the electric stove, after the tin melts, immerse the IC to be unloaded on the board into the tin pot, you can pull out the IC without damaging the board, but the equipment is not easy to make.
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5. Electric heating air gun: Remove the piece with a special electric heating air gun, blow the IC pin part to be removed, you can take out the tinned IC (pay attention to shake the air gun when blowing the board, otherwise it will also blow the computer board foam)